Super-Earths and mini-Neptunes research suggests more Earth-like planets may exist
A new study by Rice University researchers Sho Shibata and Andre Izidoro presents a compelling new model for the formation of ...
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Scientists spotted an unheard-of planet. Webb just peered into it.
In deep space, far beyond our solar system, astronomers have spotted loads of super-Earths, mini-Neptunes, and hot Jupiters.
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Frequency of Planet Sizes (IMAGE)
About a fourth of all stars in the Milky Way have a super-Earth, and the same fraction have a mini-Neptune. Only about 3 percent of stars have a large Neptune, and only 5 percent a gas giant at ...